| article html file updated | 8 February 2020 09:10 CET | Update | https://www.mdpi.com/2305-6320/4/3/43 |
| article html file updated | 25 September 2019 13:10 CEST | Update | N/A |
| article html file updated | 3 May 2019 15:47 CEST | Update | N/A |
| article html file updated | 30 September 2017 15:39 CEST | Update | N/A |
| article html file updated | 24 June 2017 11:05 CEST | Original file | N/A |
| article xml uploaded. | 24 June 2017 11:03 CEST | Original file | https://www.mdpi.com/2305-6320/4/3/43/xml |
| article pdf uploaded. | 24 June 2017 11:03 CEST | Version of Record | https://www.mdpi.com/2305-6320/4/3/43/pdf |
